reference the uncle who pleaded with hisnephew,dzhokhar, giveyourself up, give yourself up. and of course that is the fervent wish of law enforcement officials for a number of reasons. one is for the survival of dzhokhar tsarnaev because there is a manhunt for him and he will not escape that network of law enforcement at some point. this will not come to a good end. but also from a law enforcement perspective, we need to know who else is out there. he clearly had his brother as an accomplice but was there someone else involved. is this a cell? is it a local cell, home grown? is it foreign operated? is there an al qaeda or other splinter group connection? what did his brother do when he went back to russia, at least to russia? we know he arrived at an airport outside moscow. don't know where he went after that. his father is still -- returned to russia and was angry when called -- angry and grieving when called by reporters today, russian reporters, because -- had no knowledge of what his sons were doing, but was angry and thinking they had been hunted down as targets of some sort of consp